Home / 35,777.55-53,628.94-12,076.90

Finding the Fourth Proportional to 35,777.55, 53,628.94 and 12,076.90

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Solution

The fourth proportional to 35,777.55, 53,628.94 and 12,076.90 is: 18,102.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,777.55 : 53,628.94 = 12,076.90 : x
  2. Step 2: Convert to fraction form
    35,777.55/53,628.94 = 12,076.90/x
  3. Step 3: Cross multiply
    35,777.55x = 53,628.94 × 12,076.90
  4. Step 4: Simplify right side
    35,777.55x = 647,671,158.58
  5. Step 5: Solve for x
    x = 647,671,158.58/35,777.55
  6. Step 6: Final answer
    x = 18,102.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.